Research Under A Paradigm Must Be A

As In Political Revolutions, So In Paradigm Choice--there Is No Standard Higher Than The Assent Of The Relevant Community. To Discover How Scientific Revolutions Are Effected, We Shall Therefore Have To Examine Not Only The Impact Of Nature And Of Logic, But Also The Techniques Of Persuasive Argumentation Effective Within The Quite Special Groups That Constitute The Community Of Scientists.

Research Under A Paradigm Must Be A Particularly Effective Way Of Inducing Paradigm Change.

All Crises Begin With The Blurring Of A Paradigm And The Consequent Loosening Of The Rules For Normal Research. .. Or Finally, The Case That Will Most Concern Us Here, A Crisis May End With The Emergence Of A New Candidate For Paradigm And With The Ensuing Battle Over Its Acceptance.

Normal Science, The Activity In Which Most Scientists Inevitably Spend Most All Their Time, Is Predicated On The Assumption That The Scientific Community Knows What The World Is Like. Normal Science Often Suppresses Fundamental Novelties Because They Are Necessarily Subversive Of Its Basic Commitments.

We May... Have To Relinquish The Notion, Explicit Or Implicit, That Changes Of Paradigm Carry Scientists And Those Who Learn From Them Closer And Closer To The Truth... The Developmental Process Described In This Essay Has Been A Process Of Evolution From Primitive Beginnings-a Process Whose Successive Stages Are Characterized By An Increasingly Detailed And Refined Understanding Of Nature. But Nothing That Has Been Or Will Be Said Makes It A Process Of Evolution Toward Anything.